The invention relates to the technical field of automobiles, and particularly discloses a side wall door ring rolling part which is of a hollow column structure with a triangular section and comprises a front section, an arc section and a rear section, the front section is fixedly inserted into a column A, the rear section penetrates through a column B and then is fixedly inserted into a column C, the arc section is located between the column A and the column B, and one end of the arc section is inserted into the column B; a side wall door ring comprises a side wall door ring rolling part, a column A, a column B and a door ring inner plate, the column B comprises a column B inner plate and a column B outer plate, the column B inner plate and the column B outer plate are both double-layer plates, and the inner layer of the column B outer plate is completely located between the column B inner plate and the column B outer plate; the outer layer of the B column outer plate is in a T shape, a V-shaped section is arranged at the top of the outer layer of the B column outer plate, the V-shaped section and the door ring inner plate form a clearance area, and the inner layer of the B column outer plate extends to the root of the V-shaped section. The scheme is used for solving the problem that the safety of the whole automobile is affected due to the fact that the side impact performance of the automobile is reduced after a middle cross beam on the roof of the automobile is omitted at present.

    本发明涉及汽车技术领域,具体公开了一种侧围门环辊压件,呈三角形截面的空心柱体结构,包括前段、圆弧段和后段,前段固定插入到A柱内,后段贯穿B柱且后固定插入到C柱内,圆弧段位于A柱和B柱之间且圆弧段的一端插入到B柱内;一种侧围门环,包括侧围门环辊压件、A柱、B柱和门环内板,B柱包括B柱内板和B柱外板,B柱内板和B柱外板均采用双层板,B柱外板的内层完全位于B柱内板和B柱外板之间;B柱外板的外层呈T型,且B柱外板的外层顶部设有V型段,V型段与门环内板形成避空区,B柱外板的内层延伸至V型段的根部。本方案用以解决目前的汽车在取消车顶的中间横梁后汽车的侧碰性能降低而影响汽车的整车安全性的问题。


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    Title :

    Side wall door ring rolling part and side wall door ring


    Additional title:

    一种侧围门环辊压件及侧围门环


    Contributors:
    ZHOU SONG (author) / WANG QIUFENG (author) / FENG YI (author) / CHEN XIUJU (author) / GAO XIANG (author) / LIU HAILONG (author) / ZHU LIJIANG (author) / ZHOU JIA (author)

    Publication date :

    2023-08-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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